public static int Compare(BigInteger x, uint y) {
uint ix;
if (x.AsUInt32(out ix)) {
return ix == y ? 0 : ix > y ? 1 : -1;
}
return BigInteger.Compare(x, y);
}
internal static UInt32 ToUInt32(BigInteger value)
{
UInt32 result;
if (value.AsUInt32(out result))
{
return(result);
}
throw RubyExceptions.CreateRangeError("number too big to convert into System::UInt32");
}
public static object EvalExpression(string code, Dictionary <string, object> localScope)
{
var scope = Prepare(localScope);
try
{
ScriptSource source = scope.Engine.CreateScriptSourceFromString(code, SourceCodeKind.Expression);
object obj = source.Execute(scope);
if (obj != null && obj.GetType() == typeof(BigInteger))
{
BigInteger bint = (BigInteger)obj;
int i32;
uint ui32;
long i64;
ulong ui64;
if (bint.AsInt32(out i32))
{
return(i32);
}
if (bint.AsInt64(out i64))
{
return(i64);
}
if (bint.AsUInt32(out ui32))
{
return(ui32);
}
if (bint.AsUInt64(out ui64))
{
return(ui64);
}
}
return(obj);
}
catch (Exception ex)
{
throw new PeachException("Error executing expression [" + code + "]: " + ex.ToString(), ex);
}
finally
{
var names = scope.GetVariableNames().ToList();
foreach (var name in names)
{
scope.RemoveVariable(name);
}
}
}
public uint ToUInt32Unchecked()
{
if (IsFixnum)
{
return(unchecked ((uint)_fixnum));
}
uint u;
if (_bignum.AsUInt32(out u))
{
return(u);
}
throw RubyExceptions.CreateRangeError("bignum too big to convert into 32-bit unsigned integer");
}
public static bool AsUInt32(BigInteger self, out uint res)
{
return(self.AsUInt32(out res));
}
private void AsUInt32Test(BigInteger i, bool expRet, uint expInt)
{
uint v;
bool b = i.AsUInt32(out v);
Expect(b, EqualTo(expRet));
Expect(v, EqualTo(expInt));
}
public static object EvalExpression(string code, Dictionary <string, object> localScope)
{
var missing = Imports.Except(Engine.Modules.Keys).ToList();
foreach (string import in missing)
{
Engine.Modules.Add(import, Engine.Instance.ImportModule(import));
}
ScriptScope scope = Engine.Instance.CreateScope();
foreach (var kv in Engine.Modules)
{
scope.SetVariable(kv.Key, kv.Value);
}
foreach (var kv in GlobalScope)
{
scope.SetVariable(kv.Key, kv.Value);
}
foreach (var kv in localScope)
{
scope.SetVariable(kv.Key, kv.Value);
}
try
{
ScriptSource source = scope.Engine.CreateScriptSourceFromString(code, SourceCodeKind.Expression);
object obj = source.Execute(scope);
if (obj != null && obj.GetType() == typeof(BigInteger))
{
BigInteger bint = (BigInteger)obj;
int i32;
uint ui32;
long i64;
ulong ui64;
if (bint.AsInt32(out i32))
{
return(i32);
}
if (bint.AsInt64(out i64))
{
return(i64);
}
if (bint.AsUInt32(out ui32))
{
return(ui32);
}
if (bint.AsUInt64(out ui64))
{
return(ui64);
}
}
return(obj);
}
catch (Exception ex)
{
throw new PeachException("Error executing expression [" + code + "]: " + ex.ToString(), ex);
}
finally
{
var names = scope.GetVariableNames().ToList();
foreach (var name in names)
{
scope.RemoveVariable(name);
}
}
}